MIAMI, Nov 13 (Reuters) - Pittsburgh Steelers quarterback Ben Roethlisberger is rated as "questionable" for Sunday's crucial National Football League game against the Baltimore Ravens after suffering a shoulder sprain in Thursday's win over the Kansas City Chiefs. "That is all of the information I have at this point," said coach Mike Tomlin during his Tuesday press conference. "He is being evaluated. Obviously this injury puts his participation in the questionable category for this week. I will have more information as I get it, as the week unfolds," he added. ...